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SANDPIPER HDF3Sandpiper Replacement Diaphragms

SANDPIPER HDF3 & HDF4 3" Santoprene Diaphragm, 2 PK

SANDPIPER HDF3 Sandpiper Replacement Diaphragms. Specifications: Type: 3 in_4 in For Pump Size, 2 PK.

SKU 3G-OTH-86881

Also listed as: 286018354 · 286 018 354 · 286-018-354

Brand
SANDPIPER HDF3
Item
& HDF4 3" Santoprene Diaphragm, 2 PK
Part Number
286.018.354
Category
Sandpiper Replacement Diaphragms
Available to Order
Also known as:286.018.354SANDPIPER HDF3
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Technical Specifications

SANDPIPER HDF3
Manufacturer Part Number
286.018.354
Type
3 in_4 in For Pump Size, 2 PK

Technical Documents

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SANDPIPER HDF3 Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

SANDPIPER HDF3 Sandpiper Replacement Diaphragms. Specifications: Type: 3 in_4 in For Pump Size, 2 PK.

Frequently Asked Questions

What is the SANDPIPER HDF3 & HDF4 3" Santoprene diaphragm used for?

This Santoprene diaphragm is a replacement part for Sandpiper HDF3 and HDF4 air-operated double-diaphragm pumps. It is used in industrial fluid-handling applications such as chemical transfer, wastewater treatment, and mining, where abrasion resistance and flexibility are required.

What are the specifications of the SANDPIPER HDF3 & HDF4 3" Santoprene diaphragm?

The diaphragm is made of Santoprene, fits pump sizes 3 in and 4 in, and comes in a pack of 2. The manufacturer part number is 286.018.354. It is designed for Sandpiper HDF3 and HDF4 pumps, offering durability in demanding pumping environments.

Where to buy SANDPIPER HDF3 & HDF4 3" Santoprene diaphragm worldwide?

3G Electric supplies the SANDPIPER HDF3 & HDF4 3" Santoprene diaphragm worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the SANDPIPER HDF3 & HDF4 Santoprene diaphragm?

To install, first isolate the pump and relieve pressure. Remove the pump's outer chamber bolts and separate the chambers. Replace the old diaphragm with the new Santoprene one, ensuring proper alignment. Reassemble and torque bolts to manufacturer specifications. Always follow Sandpiper's service manual.

Used in

Common applications for SANDPIPER HDF3
Chemical processing — Neoprene diaphragms (SKU 408LL2) for HDF3 pumps handling mild chemicals within -10°F to 200°F.
Oil and gas — Buna-N diaphragms (SKU 408LK9) for HDF3 pumps transferring petroleum-based fluids up to 190°F.
Water treatment — Santoprene diaphragms (SKU 408LK7) for HDF3 pumps in abrasive slurry or wastewater applications.
General industrial maintenance — Neoprene diaphragms (SKU 408LL0) as replacement wear parts for HDF3 and HDF4 pumps.
Food and beverage — Santoprene diaphragms (SKU 408LK7) for HDF3 pumps where non-toxic, flexible elastomers are required.
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SANDPIPER HDF3 Products

3G Electric supplies SANDPIPER HDF3 sandpiper replacement diaphragms. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Replacement diaphragm for SANDPIPER HDF3 and HDF4 air-operated double-diaphragm pumps. Made of neoprene, suitable for 3 in and 4 in pump sizes. Temperature range -10°F to 200°F. Pack of 2
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Replacement diaphragm for Sandpiper air-operated double-diaphragm pumps. Made of Buna-N (Nitrile) material, fits 3-inch and 4-inch pump sizes. Temperature range -10°F to 190°F. Pack of 2. Used in industrial fluid handling for abrasive slurries, viscous liquids, or corrosive fluids
SANDPIPER HDF3
SANDPIPER HDF3
Replacement diaphragm for Sandpiper HDF3 and HDF4 air-operated double-diaphragm pumps. Made of neoprene, it fits pump sizes 3 in and 4 in, with an operating temperature range of -10°F to 200°F. Suitable for transferring water-based fluids, mild chemicals, or slurries in industrial fluid-handling applications. Sold as a 2-pack

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